4. Probability, Random Variables, and Probability Distributions

Binomial Distributions — Quiz

Test your understanding of binomial distributions with 5 practice questions.

Practice Questions

Question 1

Which situation is a binomial setting?

Question 2

In a binomial distribution, what does the random variable $X$ usually represent?

Question 3

A binomial probability distribution has $n = 12$ and $p = 0.30$. What is the expected value $\mu$?

Question 4

A binomial experiment has $n = 20$ and $p = 0.50$. What is the standard deviation $\sigma$?

Question 5

Which formula gives the probability of exactly $k$ successes in a binomial setting with $n$ trials and success probability $p$?